Home / 40,030.14-55,242.64-22,125.43

Finding the Fourth Proportional to 40,030.14, 55,242.64 and 22,125.43

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Solution

The fourth proportional to 40,030.14, 55,242.64 and 22,125.43 is: 30,533.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,030.14 : 55,242.64 = 22,125.43 : x
  2. Step 2: Convert to fraction form
    40,030.14/55,242.64 = 22,125.43/x
  3. Step 3: Cross multiply
    40,030.14x = 55,242.64 × 22,125.43
  4. Step 4: Simplify right side
    40,030.14x = 1,222,267,164.34
  5. Step 5: Solve for x
    x = 1,222,267,164.34/40,030.14
  6. Step 6: Final answer
    x = 30,533.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.